black welded steel pipe

3) Oiled, varnished or stenciled

2) Steel strapped

1 ) Hexagon bundles

Packing:

Both end screwed, with one socket, and protection on the other side, with red or blue belt

2.75-4.5

165

6

2.75-4.5

139-140

5

2.5-4.0

113-114

4

2.3-4.0

87-88.5

3

2.0-3.5

74.5-75.5

2 1/2

2.5-3.5

58.5-60

2

2.5-3.5

46.5-48

1 1/2

2.5-3.75

41-42.3

1 1/4

2.5-3.75

31.5-33.5

1

2.5-2.75

25-26.8

3/4

2.5-2.75

20-21.3

1/2

Hot-dip galvanized steel pipe

(mm)

Thickness

(mm)

Outer diameter

Specification

 

1.7-2.2

58.5-60

2

1.7-2.2

46.5-48

1 1/2

1.5-2.2

41-42.3

1 1/4

1.4-2.2

31.5-33.5

1

1.3-2.2

25-26.8

3/4

1.3-2.2

20-21.3

1/2

Galvanized steel pipe

(mm)

Thickness

(mm)

Outer diameter

Specification

 

 

5) And all the ERW pipes can be made by Pre-Galvanized steel pipe.

4) Hot dip galvanized steel pipe : Size from 20mm to 165mm, thickness from 1.3mm to 4.5mm. 

3) Cold rolled steel strip : Width from 32mm to 685mm, thickness from 0.3mm to 2.0mm.

5.7-14.0

300*500 400*400

4.25-14.0

250*250 295*295 300*300 350*350 250*300 150*350  200*300 200*400 200*500 250*350 300*400

3.25-14.0

100*300 200*200 150*250  150*300  220*220

2.5-12.0

130*130 140*140 150*150 160*160 180*180 100*200 120*200 100*250 150*200 80*180  100*180  80*140

2.4-6.0

90*90 80*120  100*100  120*120  100*150  80*160

1.2-5.0

60*60  70*70  75*75 80*80  40*80  50*70 50*80 60*80 60*90  400*100  50*120  50*100  60*100 80*100  60*120

1.6-4.0

30*50 30*60 30*70 40*40 50*50 40*60

0.5-1.55

13*15 19*19 20*20 24*24 25*25 *30*30 20*10 20*14 20*30 20*40 25*50 30*40  

(mm)

Thickness

 (mm)

Specification

  

2) Rectangular steel pipe : Size from 10x20mm to 200x400mm,thickness from 0.5mm to 14mm.

1) Square steel pipe : Size from 13x15mm to 400x400mm, thickness from 0.5mm to 14mm

Other  Details :

3) Oiled, varnished or stenciled

2) Steel strapped

1) Hexagon bundles

Packing:

Both end screwed , with one socket , and protection on the other side

3) Wall thickness:0.4-1.5mm

2) Outer diameter: 18 - 70mm

b) DIN: 17175, 2391

a) ASTM: A53, A500, A178, A106, A179, A192, A213, A519

1) Standard:

black welded steel pipe,welded steel pipe,steel tube

black welded steel pipe
1)Outer dia:18-70mm
2) Wall Thickness: 0.4-1.5mm
both end screwed,with one socket and the other cap